Verma, P.S. . <br/><br/>
Animal Physiology and Ecology /  Textual Documents 
P.S. Verma, V.K. Agarwal and B.S. Tyagi. 
 - 2nd ed. / 
 - New Delhi :  S. Chand & Company ,  1980. 
 - xi,246p. :  ill ;  22cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Zoology Animal Physiology Animal Ecology G-Zoology 
<br/><br/><label>Dewey Class. No.: </label>591.4  / Ve 59 An